Problem 2
- Author:
- Armando Martinez Cruz
Construct a parallelogram ABCD. Next, construct an equilateral triangle CED on side CD, and an equilateral triangle BCF on side BC. What can be said about triangle EFA?
Posamentier, A. S., And Salkind, C. T. (1988). Challenging problems in geometry. NY: Dover. (p. 6)